Thermally treated expanded perlite

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United States of America Patent

PATENT NO 9284200
APP PUB NO 20100038327A1
SERIAL NO

12540408

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Abstract

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A thermally treated expanded perlite that can be coated or impregnated with at least one active material and the use of the thermally treated expanded perlite as a light-weight filtration media. Methods for forming thermally treated expanded perlite as well as methods for forming thermally treated perlite coated or impregnated with an active material are also disclosed.

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Patent Owner(s)

  • CONTECH ENGINEERED SOLUTIONS LLC;CONTECH STORMWATER SOLUTIONS LLC

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ma, Jia Vancouver, US 14 48

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